* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Poppins", sans-serif;
}

body {
    background: #F6F9FF;
    height: 100vh;
    width: 100%;

    display: flex;
    justify-content: center;
    align-items: center;

    color: #434343;

    font-size: 16px;
}
/*---------------------------------------
    TYPOGRAPHY               
  -----------------------------------------*/
  
  h2,
  h3,
  h4,
  h5,
  h6 {
    color: var(--dark-color);
  }
  
  h1,
  h2,
  h3,
  h4,
  h5,
  h6 {
    font-weight: var(--font-weight-semibold);
  }
  
  h1 {
    font-size: var(--h1-font-size);
    font-weight: var(--font-weight-bold);
  }
  
  h2 {
    font-size: var(--h2-font-size);
    font-weight: var(--font-weight-bold);
  }
  
  h3 {
    font-size: var(--h3-font-size);
  }
  
  h4 {
    font-size: var(--h4-font-size);
  }
  
  h5 {
    font-size: var(--h5-font-size);
  }
  
  h6 {
    color: var(--secondary-color);
    font-size: var(--h6-font-size);
  }
  
  p {
    color: var(--p-color);
    font-size: var(--p-font-size);
    font-weight: var(--font-weight-normal);
  }
  
  ul li {
    color: var(--p-color);
    font-size: var(--p-font-size);
    font-weight: var(--font-weight-normal);
  }
  
  a, 
  button {
    touch-action: manipulation;
    transition: all 0.3s;
  }
  
  a {
    display: inline-block;
    color: var(--primary-color);
    text-decoration: none;
  }
  
  a:hover {
    color: var(--link-hover-color);
  }
  
  b,
  strong {
    font-weight: var(--font-weight-bold);
  }
  
h6.icon {
    font-size: var(--h6-font-size);
    --h6-font-size:                 20px;
  }

main.cards {
    display: flex;
    padding: 12px;
}

main.cards section.card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background: white;
    padding: 1rem 1.5rem;
    border-radius: 100px;
    max-height: 368px;
    margin-left: 32px;
}

main.cards section.card:first-child {
    margin-left: 0;
}

main.cards section.card .icon {
    width: 64px;
    height: 64px;
}

main.cards section.card img {
    width: 100%;
}

main.cards section.card h3 {
    font-size: 100%;
    margin: 16px 0;
}

main.cards section.card span {
    font-weight: 300;
    max-width: 240px;
    font-size: 80%;
    margin-bottom: 16px;
}

main.cards section.card button {
    padding: 0.5rem 1rem;
    text-transform: uppercase;
    border-radius: 32px;
    border: 0;
    cursor: pointer;
    font-size: 80%;
    font-weight: 500;
    color: #fff;
    margin-bottom: 16px 0;
}

main.cards section.card.objetiva button {
    background: linear-gradient(to right, #228f0c, #434343);
}
main.cards section.card.mutipla button {
    background: linear-gradient(to right, #228f0c, #434343);
}
main.cards section.card.v_ou_f button {
    background: linear-gradient(to right, #228f0c, #434343);
}
main.cards section.card.discursiva button {
    background: linear-gradient(to right, #228f0c, #434343);
}

main.cards section.card.objetiva {
    box-shadow: 20px 20px 50px -30px #228f0c;
}
main.cards section.card.mutipla {
    box-shadow: 20px 20px 50px -30px #228f0c;
}
main.cards section.card.v_ou_f {
    box-shadow: 20px 20px 50px -30px #228f0c;
}
main.cards section.card.discursiva {
    box-shadow: 20px 20px 50px -30px #228f0c;
}

@media screen and (max-width: 720px) {
    main.cards {
        flex-direction: column;
    }

    main.cards section.card {
        margin-left: 0;
        margin-bottom: 32px;
    }

    main.cards section.card:last-child {
        margin-bottom: 0;
    }

    main.cards section.card button {
        font-size: 70%;
    }

}